Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"o viet phi slippers" » "o vien phi slippers", "o viet phien slippers", "o viet phan slippers", "so viet phi slippers", "hoc viet phi slippers", "o viet phi slippery", "o viet phi grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("o viet phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("o viet phi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( o viet phi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("o viet phi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.